<template>
  <div>
  <div class="demo-upload-list" v-for="(item,index) in uploadList">
    <template v-if="item.status === 'finished'">
      <img :src="item.url">
      <div class="demo-upload-list-cover">
        <Icon type="ios-eye-outline" @click.native="handleView(item.url)"></Icon>
        <Icon type="ios-trash-outline" @click.native="handleRemove(item,index)"></Icon>
      </div>
    </template>
    <template v-else>
      <Progress v-if="item.showProgress" :percent="item.percentage" hide-info></Progress>
    </template>
  </div>
  <Upload
    ref="upload"
    :show-upload-list="false"
    :default-file-list="defaultList"
    :on-success="handleSuccess"
    :format="['jpg','jpeg','png','gif']"
    :max-size="4096"
    :on-format-error="handleFormatError"
    :on-exceeded-size="handleMaxSize"
    :before-upload="handleBeforeUpload"
    multiple
    type="drag"
    action="/api/person/uploadImg"

    style="display: inline-block;width:58px;">
    <div style="width: 58px;height:58px;line-height: 58px;">
      <Icon type="camera" size="20"></Icon>
    </div>
  </Upload>
  <Modal title="View Image" v-model="visible">
    <img :src="imgName" v-if="visible" style="width: 100%">
  </Modal>
  </div>
</template>
<script>
  export default {
    props:["uploadList1"],
    data () {
      return {
        defaultList: [],
        imgName: '',
        visible: false,
        uploadList: []
      }
    },
    created(){

    },
    methods: {

      handleView (name) {
        this.imgName = name;
        this.visible = true;
      },
      handleRemove (file,index) {
        //先把数组赋值给一个常量，这样就不会删除一个而影响数组的长度了
        const fileList = this.uploadList;
        //删除一个
        this.uploadList.splice(fileList.indexOf(file), 1);
        //再把删除后的数组赋值给upload的fileList（因为给值都是通过这个）
//        this.$refs.upload.fileList=this.uploadList;
        console.log(" this.uploadList.....", this.uploadList);
        //系统给的（没用好）
//        const fileList = this.$refs.upload.fileList;
//        this.$refs.upload.fileList.splice(fileList.indexOf(file), 1);
      },
      handleSuccess (res, file) {
//        this.$refs.upload.fileList=this.uploadList;
        file.url = res.filePath;
        file.name =res.fileName;

        this.uploadList.push(file);
        console.log(" this.uploadList.push(file)",this.uploadList);
//        this.$refs.upload.fileList=this.uploadList;
      },
      handleFormatError (file) {
        this.$Notice.warning({
          title: 'The file format is incorrect',
          desc: 'File format of ' + file.name + ' is incorrect, please select jpg or png.'
        });
      },
      handleMaxSize (file) {
        this.$Notice.warning({
          title: 'Exceeding file size limit',
          desc: 'File  ' + file.name + ' is too large, no more than 2M.'
        });
      },
      handleBeforeUpload () {
        const check = this.uploadList.length < 5;
        if (!check) {
          this.$Notice.warning({
            title: 'Up to five pictures can be uploaded.'
          });
        }
        return check;
      }
    },
    mounted () {
//      this.uploadList = this.$refs.upload.fileList;
//      this.$emit('gacomplistenTochildEvent',this.uploadList1);
    },


  }
</script>
<style>
  .demo-upload-list{
    display: inline-block;
    width: 60px;
    height: 60px;
    text-align: center;
    line-height: 60px;
    border: 1px solid transparent;
    border-radius: 4px;
    overflow: hidden;
    background: #fff;
    position: relative;
    box-shadow: 0 1px 1px rgba(0,0,0,.2);
    margin-right: 4px;
  }
  .demo-upload-list img{
    width: 100%;
    height: 100%;
  }
  .demo-upload-list-cover{
    display: none;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0,0,0,.6);
  }
  .demo-upload-list:hover .demo-upload-list-cover{
    display: block;
  }
  .demo-upload-list-cover i{
    color: #fff;
    font-size: 20px;
    cursor: pointer;
    margin: 0 2px;
  }
</style>
